🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.9 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 1.69 AU - 1.91 AU

Year: 873 Days

Day: 21.3 Hours

Environment

Temp: -50 °C

Axial Tilt: 24.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 104,539,030 km

• M1: 210,335 km (0.115 R)
• M2: 543,190 km (0.073 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 2.11 AU - 2.97 AU

Year: 1464 Days

Day: 21.2 Hours

Environment

Temp: -86 °C

Axial Tilt: 49.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 2.04 AU - 3.26 AU

Year: 1560 Days

Day: 18.8 Hours

Environment

Temp: -90 °C

Axial Tilt: 11.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 2.5 AU - 2.96 AU

Year: 1631 Days

Day: 18.4 Hours

Environment

Temp: -95 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 104,539,030 km

• M1: 1,051,523 km (0.111 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 3.75 AU - 6.05 AU

Year: 3923 Days

Day: 12.1 Hours

Environment

Temp: -135 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.29 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 915.1

Radius: 13.2

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 7.81 AU - 11.55 AU

Year: 10892 Days

Day: 5.4 Hours

Environment

Temp: -165 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 104,539,030 km

• M1: 468,241 km (0.113 R)
• M2: 576,849 km (0.104 R)
• M3: 678,426 km (0.082 R)
• M4: 787,184 km (0.092 R)
• M5: 1,003,652 km (0.113 R)
• M6: 1,130,511 km (0.063 R)
• M7: 1,240,615 km (0.103 R)
• M8: 1,401,433 km (0.032 R)
• M9: 2,033,035 km (0.073 R)
• M10: 2,141,793 km (0.08 R)
• M11: 2,252,645 km (0.082 R)
• M12: 2,451,460 km (0.084 R)
• M13: 2,745,869 km (0.113 R)
• M14: 2,836,376 km (0.105 R)
• M15: 3,336,781 km (0.103 R)
• M16: 3,797,392 km (0.057 R)
• M17: 4,173,631 km (0.056 R)
• M18: 4,526,233 km (0.079 R)
• M19: 4,815,406 km (0.041 R)
• M20: 5,641,784 km (0.084 R)
• M21: 5,796,768 km (0.113 R)
• M22: 6,674,608 km (0.09 R)
• M23: 7,636,672 km (0.107 R)
• M24: 8,419,817 km (0.113 R)
• M25: 9,503,803 km (0.037 R)
• M26: 10,203,472 km (0.068 R)
• M27: 10,298,018 km (0.101 R)
• M28: 10,968,217 km (0.037 R)
• M29: 11,751,362 km (0.061 R)
• M30: 11,850,545 km (0.049 R)
• M31: 12,300,236 km (0.108 R)
• M32: 12,755,612 km (0.08 R)
• M33: 12,908,651 km (0.1 R)
• M34: 13,216,673 km (0.074 R)
• M35: 13,735,179 km (0.098 R)
• M36: 15,060,766 km (0.105 R)
• M37: 15,276,785 km (0.039 R)
• M38: 15,821,022 km (0.039 R)
• M39: 16,040,482 km (0.063 R)
• M40: 16,150,586 km (0.109 R)
• M41: 16,260,989 km (0.115 R)
• M42: 18,405,475 km (0.084 R)
• M43: 18,578,560 km (0.055 R)
• M44: 19,393,569 km (0.114 R)
• M45: 19,687,379 km (0.116 R)
• M46: 19,982,685 km (0.118 R)
• M47: 21,360,332 km (0.103 R)
• M48: 21,602,980 km (0.099 R)
• M49: 22,644,630 km (0.046 R)
• M50: 24,332,692 km (0.077 R)
• M51: 24,968,034 km (0.096 R)
• M52: 25,159,819 km (0.078 R)
• M53: 27,630,128 km (0.1 R)
• M54: 28,626,301 km (0.096 R)
• M55: 28,894,081 km (0.054 R)
• M56: 29,364,416 km (0.048 R)
• M57: 29,837,445 km (0.099 R)
• M58: 30,176,733 km (0.052 R)
• M59: 30,790,982 km (0.12 R)
• M60: 31,271,490 km (0.102 R)
• M61: 32,100,861 km (0.068 R)
• M62: 32,379,113 km (0.097 R)
• M63: 34,135,392 km (0.111 R)
• M64: 35,203,969 km (0.063 R)
• M65: 35,347,284 km (0.104 R)
• M66: 35,994,594 km (0.113 R)
• M67: 36,428,278 km (0.093 R)
• M68: 37,373,886 km (0.038 R)
• M69: 38,918,634 km (0.039 R)
• M70: 40,184,382 km (0.106 R)
• M71: 40,634,222 km (0.119 R)
• M72: 40,784,568 km (0.107 R)
• M73: 40,935,213 km (0.091 R)
• M74: 42,755,969 km (0.064 R)
• M75: 44,991,410 km (0.068 R)
• M76: 45,224,783 km (0.061 R)
• M77: 45,692,725 km (0.104 R)
• M78: 46,712,384 km (0.117 R)
• M79: 47,660,086 km (0.087 R)
• M80: 48,056,970 km (0.102 R)
• M81: 48,295,578 km (0.106 R)
• M82: 49,735,458 km (0.026 R)
• M83: 50,379,925 km (0.114 R)
• M84: 51,514,326 km (0.116 R)
• M85: 52,248,104 km (0.076 R)
• M86: 53,396,417 km (0.112 R)
• M87: 53,643,552 km (0.048 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 58.5

Radius: 4.1

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 11.59 AU - 18.13 AU

Year: 20717 Days

Day: 18 Hours

Environment

Temp: -192 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 104,539,030 km

• M1: 75,547 km (0.03 R)
• M2: 107,710 km (0.069 R)
• M3: 220,208 km (0.115 R)
• M4: 388,954 km (0.036 R)
• M5: 504,893 km (0.091 R)
• M6: 658,380 km (0.119 R)
• M7: 685,308 km (0.088 R)
• M8: 726,597 km (0.054 R)
• M9: 1,006,794 km (0.099 R)
• M10: 1,150,408 km (0.104 R)
• M11: 1,183,170 km (0.08 R)
• M12: 1,249,890 km (0.034 R)
• M13: 1,317,658 km (0.116 R)
• M14: 1,386,772 km (0.102 R)
• M15: 1,601,146 km (0.069 R)
• M16: 1,806,843 km (0.112 R)
• M17: 2,776,536 km (0.068 R)
• M18: 3,323,765 km (0.029 R)
• M19: 4,027,923 km (0.072 R)
• M20: 4,078,188 km (0.044 R)
• M21: 4,539,697 km (0.117 R)
• M22: 4,670,745 km (0.077 R)
• M23: 4,697,074 km (0.09 R)
• M24: 4,723,553 km (0.065 R)
• M25: 5,125,821 km (0.109 R)
• M26: 5,763,856 km (0.072 R)
• M27: 5,792,130 km (0.06 R)
• M28: 5,820,554 km (0.08 R)
• M29: 6,020,267 km (0.089 R)
• M30: 6,164,330 km (0.093 R)
• M31: 6,193,202 km (0.076 R)
• M32: 6,309,440 km (0.114 R)
• M33: 6,426,425 km (0.092 R)
• M34: 6,662,640 km (0.103 R)
• M35: 7,052,343 km (0.091 R)
• M36: 7,480,342 km (0.1 R)
• M37: 7,542,126 km (0.106 R)
• M38: 7,916,719 km (0.114 R)
• M39: 7,979,700 km (0.055 R)
• M40: 8,521,992 km (0.097 R)
• M41: 9,307,680 km (0.064 R)
• M42: 9,709,051 km (0.074 R)
• M43: 10,598,112 km (0.089 R)
• M44: 10,667,675 km (0.097 R)
• M45: 12,599,581 km (0.113 R)
• M46: 13,229,688 km (0.03 R)
• M47: 13,529,781 km (0.1 R)
• M48: 15,298,177 km (0.115 R)
• M49: 15,376,716 km (0.119 R)
• M50: 15,494,749 km (0.07 R)
• M51: 15,771,356 km (0.103 R)
• M52: 16,089,550 km (0.039 R)
• M53: 16,772,464 km (0.118 R)
• M54: 17,959,374 km (0.079 R)
• M55: 18,208,305 km (0.096 R)
• M56: 18,249,893 km (0.089 R)
• M57: 18,416,545 km (0.11 R)
• M58: 18,583,795 km (0.091 R)
• M59: 18,667,570 km (0.066 R)
• M60: 19,469,864 km (0.064 R)
• M61: 19,982,386 km (0.071 R)
• M62: 20,025,321 km (0.051 R)
• M63: 20,933,380 km (0.118 R)
• M64: 21,326,822 km (0.05 R)
• M65: 22,165,019 km (0.106 R)
• M66: 22,610,671 km (0.068 R)
• M67: 23,239,281 km (0.074 R)
• M68: 23,419,995 km (0.097 R)
• M69: 23,646,487 km (0.119 R)
• M70: 23,737,293 km (0.045 R)
• M71: 24,101,713 km (0.039 R)
• M72: 24,467,929 km (0.089 R)
• M73: 24,882,165 km (0.056 R)
• M74: 25,206,044 km (0.117 R)
• M75: 25,252,420 km (0.047 R)
• M76: 26,091,813 km (0.064 R)
• M77: 26,751,091 km (0.091 R)
• M78: 26,845,787 km (0.115 R)
• M79: 27,082,750 km (0.1 R)
• M80: 27,130,322 km (0.043 R)
• M81: 27,272,889 km (0.116 R)
• M82: 27,798,127 km (0.082 R)
• M83: 29,540,044 km (0.046 R)
• M84: 30,522,902 km (0.112 R)
• M85: 31,117,853 km (0.04 R)
• M86: 31,267,152 km (0.107 R)
• M87: 31,366,784 km (0.117 R)
• M88: 31,516,531 km (0.045 R)
• M89: 32,672,325 km (0.11 R)
• M90: 32,824,017 km (0.059 R)
• M91: 33,433,479 km (0.063 R)
• M92: 33,841,731 km (0.064 R)
• M93: 34,046,531 km (0.102 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 606.7

Radius: 5

Gravity: 24.27 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 16.04 AU - 19.06 AU

Year: 26589 Days

Day: 18.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 104,539,030 km

• M1: 293,361 km (0.087 R)
• M2: 453,880 km (0.085 R)
• M3: 849,417 km (0.104 R)
• M4: 904,918 km (0.064 R)
• M5: 1,327,382 km (0.111 R)
• M6: 1,359,695 km (0.092 R)
• M7: 2,022,563 km (0.092 R)
• M8: 3,550,257 km (0.06 R)
• M9: 3,686,391 km (0.086 R)
• M10: 3,732,168 km (0.109 R)
• M11: 3,963,895 km (0.106 R)
• M12: 4,987,294 km (0.05 R)
• M13: 5,088,871 km (0.098 R)
• M14: 5,449,701 km (0.104 R)
• M15: 6,141,591 km (0.106 R)
• M16: 6,917,106 km (0.118 R)
• M17: 8,256,755 km (0.086 R)
• M18: 9,421,973 km (0.1 R)
• M19: 9,547,635 km (0.118 R)
• M20: 9,737,026 km (0.111 R)
• M21: 10,312,978 km (0.095 R)
• M22: 10,768,504 km (0.033 R)
• M23: 11,902,007 km (0.074 R)
• M24: 13,002,897 km (0.109 R)
• M25: 13,494,775 km (0.064 R)
• M26: 13,992,637 km (0.101 R)
• M27: 16,118,722 km (0.078 R)
• M28: 16,268,918 km (0.097 R)
• M29: 16,495,260 km (0.116 R)
• M30: 17,410,948 km (0.117 R)
• M31: 18,736,086 km (0.082 R)
• M32: 19,610,785 km (0.118 R)
• M33: 19,771,154 km (0.115 R)
• M34: 20,255,103 km (0.061 R)
• M35: 20,824,772 km (0.119 R)
• M36: 22,480,820 km (0.066 R)
• M37: 22,901,489 km (0.108 R)
• M38: 22,985,862 km (0.099 R)
• M39: 23,665,037 km (0.073 R)
• M40: 25,391,695 km (0.119 R)
• M41: 26,181,871 km (0.109 R)
• M42: 27,069,136 km (0.05 R)
• M43: 27,966,424 km (0.071 R)
• M44: 28,509,315 km (0.115 R)
• M45: 30,066,629 km (0.088 R)
• M46: 31,369,776 km (0.057 R)
• M47: 33,838,141 km (0.106 R)
• M48: 34,416,636 km (0.084 R)
• M49: 34,513,426 km (0.119 R)
• M50: 34,610,215 km (0.098 R)
• M51: 35,290,437 km (0.074 R)
• M52: 35,583,350 km (0.1 R)
• M53: 36,073,283 km (0.076 R)
• M54: 37,159,064 km (0.046 R)
• M55: 37,357,580 km (0.049 R)
• M56: 37,457,063 km (0.069 R)
• M57: 37,955,373 km (0.111 R)
• M58: 38,255,467 km (0.067 R)
• M59: 38,656,838 km (0.11 R)
• M60: 39,869,179 km (0.057 R)
• M61: 42,538,304 km (0.067 R)
• M62: 45,158,810 km (0.114 R)
• M63: 45,370,641 km (0.038 R)
• M64: 47,077,702 km (0.08 R)
• M65: 48,480,032 km (0.05 R)
• M66: 49,349,794 km (0.09 R)
• M67: 50,444,252 km (0.099 R)
• M68: 50,774,116 km (0.063 R)
• M69: 50,994,324 km (0.087 R)
• M70: 51,325,533 km (0.088 R)
• M71: 51,768,044 km (0.079 R)
• M72: 51,878,896 km (0.116 R)
• M73: 52,211,901 km (0.089 R)
• M74: 53,215,104 km (0.111 R)
• M75: 53,550,951 km (0.029 R)
• M76: 53,775,199 km (0.025 R)
• M77: 54,901,222 km (0.119 R)
• M78: 57,520,531 km (0.039 R)
• M79: 59,134,542 km (0.107 R)
• M80: 59,598,595 km (0.049 R)
• M81: 59,947,308 km (0.113 R)
• M82: 60,880,499 km (0.058 R)
• M83: 61,818,627 km (0.067 R)
• M84: 61,936,211 km (0.056 R)
• M85: 62,997,907 km (0.098 R)
• M86: 66,700,604 km (0.107 R)
• M87: 66,821,180 km (0.11 R)
• M88: 67,667,455 km (0.064 R)
• M89: 74,189,474 km (0.109 R)
• M90: 75,442,206 km (0.086 R)
• M91: 76,197,227 km (0.098 R)
• M92: 79,625,860 km (0.036 R)
• M93: 81,294,624 km (0.072 R)
• M94: 83,104,460 km (0.106 R)
• M95: 86,500,780 km (0.114 R)
• M96: 87,423,051 km (0.115 R)
• M97: 88,348,314 km (0.109 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 879.3

Radius: 4.8

Gravity: 38.16 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 14.99 AU - 21.71 AU

Year: 28428 Days

Day: 15.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 104,539,030 km

• M1: 86,168 km (0.088 R)
• M2: 180,265 km (0.112 R)
• M3: 1,263,055 km (0.112 R)
• M4: 1,298,659 km (0.104 R)
• M5: 1,481,468 km (0.104 R)
• M6: 1,519,017 km (0.047 R)
• M7: 1,672,654 km (0.088 R)
• M8: 1,751,342 km (0.107 R)
• M9: 2,162,886 km (0.032 R)
• M10: 2,603,302 km (0.08 R)
• M11: 2,740,783 km (0.092 R)
• M12: 2,975,202 km (0.087 R)
• M13: 4,294,656 km (0.107 R)
• M14: 6,129,324 km (0.108 R)
• M15: 6,935,357 km (0.102 R)
• M16: 8,712,580 km (0.094 R)
• M17: 8,849,612 km (0.062 R)
• M18: 10,330,331 km (0.071 R)
• M19: 10,621,000 km (0.12 R)
• M20: 11,136,215 km (0.072 R)
• M21: 11,509,163 km (0.089 R)
• M22: 11,734,906 km (0.096 R)
• M23: 11,886,149 km (0.067 R)
• M24: 13,041,344 km (0.026 R)
• M25: 15,622,506 km (0.112 R)
• M26: 16,123,659 km (0.108 R)
• M27: 16,207,733 km (0.081 R)
• M28: 16,291,956 km (0.119 R)
• M29: 20,773,011 km (0.06 R)
• M30: 21,972,187 km (0.081 R)
• M31: 22,345,733 km (0.102 R)
• M32: 22,815,620 km (0.057 R)
• M33: 23,098,958 km (0.069 R)
• M34: 23,383,643 km (0.106 R)
• M35: 23,860,561 km (0.106 R)
• M36: 24,052,346 km (0.112 R)
• M37: 24,148,387 km (0.099 R)
• M38: 26,590,274 km (0.065 R)
• M39: 26,689,607 km (0.081 R)
• M40: 29,109,651 km (0.063 R)
• M41: 29,828,619 km (0.105 R)
• M42: 30,657,391 km (0.116 R)
• M43: 31,388,775 km (0.099 R)
• M44: 31,703,978 km (0.113 R)
• M45: 33,617,185 km (0.089 R)
• M46: 33,724,596 km (0.086 R)
• M47: 34,696,234 km (0.053 R)
• M48: 35,022,058 km (0.117 R)
• M49: 35,348,930 km (0.1 R)
• M50: 35,786,503 km (0.075 R)
• M51: 36,115,768 km (0.103 R)
• M52: 36,777,290 km (0.115 R)
• M53: 37,109,547 km (0.109 R)
• M54: 37,442,851 km (0.085 R)
• M55: 38,448,598 km (0.049 R)
• M56: 41,634,135 km (0.089 R)
• M57: 42,211,882 km (0.112 R)
• M58: 42,792,172 km (0.111 R)
• M59: 42,908,559 km (0.112 R)
• M60: 48,617,363 km (0.114 R)
• M61: 49,591,694 km (0.086 R)
• M62: 50,203,998 km (0.08 R)
• M63: 51,188,801 km (0.062 R)
• M64: 52,428,668 km (0.099 R)
• M65: 56,334,968 km (0.092 R)
• M66: 57,101,806 km (0.048 R)
• M67: 60,072,970 km (0.105 R)
• M68: 60,987,162 km (0.075 R)
• M69: 62,829,460 km (0.08 R)
• M70: 63,359,186 km (0.079 R)
• M71: 65,358,711 km (0.102 R)
• M72: 65,492,751 km (0.117 R)
• M73: 67,514,267 km (0.066 R)
• M74: 68,056,709 km (0.078 R)
• M75: 70,241,287 km (0.091 R)
• M76: 70,378,617 km (0.085 R)
• M77: 75,802,438 km (0.076 R)
• M78: 76,084,131 km (0.11 R)
• M79: 76,648,713 km (0.096 R)
• M80: 77,639,949 km (0.047 R)
• M81: 80,351,859 km (0.116 R)
• M82: 82,080,612 km (0.108 R)
• M83: 83,967,190 km (0.091 R)
• M84: 84,112,899 km (0.117 R)
• M85: 84,696,630 km (0.116 R)
• M86: 86,455,751 km (0.089 R)
• M87: 87,783,133 km (0.066 R)
• M88: 89,414,498 km (0.056 R)
• M89: 90,457,793 km (0.094 R)
• M90: 90,756,540 km (0.106 R)
• M91: 91,805,072 km (0.077 R)
• M92: 92,706,997 km (0.114 R)
• M93: 93,914,102 km (0.057 R)
• M94: 101,575,608 km (0.101 R)
• M95: 102,197,037 km (0.096 R)
• M96: 102,352,619 km (0.114 R)

Kuiper Belt

Range: 30.3 - 49.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 379 - 16,183 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit